/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 */

/*
 * Created by Nabeel Ali Memon (blog:http://www.nabeelalimemon.com/)
 * Modify by Rieu Damien 06/23/11
 */
package fr.dr.monitor.repository;

import java.util.List;

import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;

import fr.dr.monitor.model.User;

/**
 * Class to query database about Users.
 *
 */
@Repository
@Transactional
public class UserDAO implements IUser {

	private SessionFactory sessionFactory;

	@Autowired
	public UserDAO(SessionFactory sessionFact) {
		this.sessionFactory = sessionFact;
	}

	@Transactional
	public User getUser(Long id) {
		return (User) sessionFactory.getCurrentSession().get(User.class, id);
	}

	@SuppressWarnings("unchecked")
	@Transactional
	public List<User> getUsers() {
		return sessionFactory.getCurrentSession().createQuery("from User user").list();
	}

	@Transactional
	public void addUser(User user) {
		sessionFactory.getCurrentSession().save(user);
	}
}